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Henry Reich
NEW DISCOVERY About the Big Bang! (and a new video explaining that discovery!)
How much mass energy is there in a raisin? Or a mosquito? Or the earth? Find out in the newest lab from MinuteLabs
Interesting video. I think monogamy is a word invented for the human species for practical purposes since human ba... | {"url":"https://plus.google.com/+HenryReich","timestamp":"2014-04-20T07:28:59Z","content_type":null,"content_length":"424086","record_id":"<urn:uuid:ddbf240b-6ee8-4eae-980f-87da423b22f2>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00023-ip-10-147-4-33.ec2.internal.warc.gz"} |
Exercise Comparison
In this exercise you have to compare 2 given fractions. You have to choose the bigger fraction of both by selecting the correct comparison sign.
First choose the correct comparison sign. After you have chosen the comparison sign, the result will show on the right. A green square with Correct will te... | {"url":"http://docs.kde.org/stable/en/kdeedu/kbruch/exer_compare.html","timestamp":"2014-04-18T05:31:16Z","content_type":null,"content_length":"3747","record_id":"<urn:uuid:50394dc2-a17b-497f-ab8c-a775fc228a1d>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00599-ip-10-147-4-33.ec2.in... |
solving as a product of two factors
July 21st 2009, 03:21 PM #1
Mar 2008
solving as a product of two factors
i have been given this equation to solve as the product of two factors
5x^3 - 10xy^2
I have been struggling with this equation i cant seem to get it right , can some one explains how the hell to ... | {"url":"http://mathhelpforum.com/algebra/95743-solving-product-two-factors.html","timestamp":"2014-04-20T07:52:23Z","content_type":null,"content_length":"33154","record_id":"<urn:uuid:d432ca6e-b932-429e-aedc-a4dde6c79a1b>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00420-ip-10-147-... |
ECCC - Reports tagged with algorithm
We consider worst case time bounds for NP-complete problems
including 3-SAT, 3-coloring, 3-edge-coloring, and 3-list-coloring.
Our algorithms are based on a common generalization of these problems,
called symbol-system satisfiability or, briefly, SSS [R. Floyd &
R. Beigel, The Langu... | {"url":"http://eccc.hpi-web.de/keyword/13638/","timestamp":"2014-04-19T04:19:13Z","content_type":null,"content_length":"21548","record_id":"<urn:uuid:293e9fd7-655a-438b-9262-51d677af5fb2>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00157-ip-10-147-4-33.ec2.internal.warc.gz"} |
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Thanks... | {"url":"http://openstudy.com/users/rajshikhargupta/medals","timestamp":"2014-04-23T10:36:35Z","content_type":null,"content_length":"89525","record_id":"<urn:uuid:cfb6abcf-b466-4ffb-b54e-2bd05eac8739>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00352-ip-10-147-4-33.ec2.internal.warc.... |
The Volatility Watcher’s Toolkit
The CBOE’s VIX index gets mainstream exposure as the “fear index”, but there’s a lot more to volatility watching than the VIX. The VIX does a good job of measuring the current level of anxiety in
the market, but it has some problems. Among other things it’s:
• Not a good predictor ... | {"url":"http://sixfigureinvesting.com/2012/12/volatility-measures-to-watch/","timestamp":"2014-04-19T04:22:44Z","content_type":null,"content_length":"57558","record_id":"<urn:uuid:39d87111-873a-40b6-9bd5-6050aa40fc8c>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00392-ip-10-147-4-33.... |
[FOM] Extending the Language of Set Theory
Aatu Koskensilta aatu.koskensilta at xortec.fi
Tue Mar 1 02:34:56 EST 2005
On Feb 27, 2005, at 8:07 PM, Dmytro Taranovsky wrote:
> Meaningfully extending the language of set theory opens new horizons
> for
> mathematicians, but any such endeavor also raises a host of
> philos... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2005-March/008812.html","timestamp":"2014-04-20T03:11:52Z","content_type":null,"content_length":"8313","record_id":"<urn:uuid:94cccb72-6da6-42cd-bfa6-46f5d1bd0a65>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00236-ip-10-147-4-33.ec2.inter... |
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is replying to Can someone tell me what button the professor is hitting...
• Teamwork 19 T... | {"url":"http://openstudy.com/users/angel76/asked","timestamp":"2014-04-19T17:20:18Z","content_type":null,"content_length":"99230","record_id":"<urn:uuid:a1ef013a-60c4-49fe-ac5d-4055eaa9e6c5>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00308-ip-10-147-4-33.ec2.internal.warc.gz"} |
Re: prime numbers and African artifact
Michael Jennings (M.J.Jennings@amtp.cam.ac.uk)
13 Jul 1995 20:06:05 GMT
In article <Pine.HPP.3.91.950713005007.12887H-100000@weber.ucsd.edu>,
Daniel Kian Mc Kiernan <dmckiern@weber.ucsd.edu> wrote:
>On Tue, 11 Jul 1995, Alistair J. R. Young wrote:
>>Rick Hawkins writes:
>>> But on... | {"url":"http://unauthorised.org/anthropology/sci.anthropology/july-1995/0273.html","timestamp":"2014-04-20T05:44:08Z","content_type":null,"content_length":"6463","record_id":"<urn:uuid:5b4e7b8f-7349-4ec7-8c16-91cd65c18bb4>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00207-ip-10-147... |
GMAT Reading Comprehension
Invest your time in reading the passage at a comfortable speed and identifying key information such as the main idea and passage structure. Doing so will allow you to quickly answer the related
questions without rereading the passage.
If you have a suggestion how we can make your learning exp... | {"url":"http://www.gmatprepnow.com/module/gmat-reading-comprehension","timestamp":"2014-04-19T20:32:10Z","content_type":null,"content_length":"33154","record_id":"<urn:uuid:d1f2f9b8-6e29-44e5-855f-194b22e3965c>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00262-ip-10-147-4-33.ec2.in... |
Two questions about products
Charles Greathouse on Wed, 21 Aug 2013 15:43:29 +0200
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Two questions about products
I seem to remember that prod() used to use binary splitting, forming subproducts of roughly equal size so that
prod(i=1, #v, v[i... | {"url":"http://pari.math.u-bordeaux.fr/archives/pari-dev-1308/msg00008.html","timestamp":"2014-04-17T12:39:04Z","content_type":null,"content_length":"5018","record_id":"<urn:uuid:54f2f22a-42b5-4de3-a19f-69c8137ffc9a>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00368-ip-10-147-4-33.... |
Newport, RI Algebra Tutor
Find a Newport, RI Algebra Tutor
I have been a mathematics educator for more than forty years. I have taught middle school and high school mathematics in Rhode Island, Maine, and the African country of Zambia. Also I have had
lecturer's positions at the Community College of Rhode Island an... | {"url":"http://www.purplemath.com/Newport_RI_Algebra_tutors.php","timestamp":"2014-04-18T06:08:26Z","content_type":null,"content_length":"23940","record_id":"<urn:uuid:5b29e3b6-a28d-4da7-8056-05bd40f4f33c>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00328-ip-10-147-4-33.ec2.interna... |
Bezier curves
5 Bezier curves
Each interior node of a cubic spline may be given a direction prefix or suffix {dir}: the direction of the pair dir specifies the direction of the incoming or outgoing tangent, respectively, to the
curve at that node. Exterior nodes may be given direction specifiers only on their interior ... | {"url":"http://asymptote.sourceforge.net/doc/Bezier-curves.html","timestamp":"2014-04-19T10:24:28Z","content_type":null,"content_length":"7322","record_id":"<urn:uuid:20bb6864-3956-42e3-bb86-590dc9ad93df>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00571-ip-10-147-4-33.ec2.internal... |
NOTE: International Finance Discussion Papers are preliminary materials circulated to stimulate discussion and critical comment. References in publications to International Finance Discussion Papers
(other than an acknowledgment that the writer has had access to unpublished material) should be cleared with the author o... | {"url":"http://federalreserve.gov/pubs/ifdp/2004/811/ifdp811.htm","timestamp":"2014-04-16T19:07:05Z","content_type":null,"content_length":"211864","record_id":"<urn:uuid:7b1d0c5e-63eb-4264-88b2-920f4e285071>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00250-ip-10-147-4-33.ec2.inter... |
newtype Octonion k Source
Eq k => Eq (Octonion k)
(Ord k, Num k, Fractional k) => Fractional (Octonion k)
(Ord k, Num k) => Num (Octonion k)
Ord k => Ord (Octonion k)
Show k => Show (Octonion k)
g2_3 :: [Permutation (Octonion F3)]Source
Generators for G2(3), a finite simple group of order 4245696, as a permutation grou... | {"url":"http://hackage.haskell.org/package/HaskellForMaths-0.4.5/docs/Math-Projects-ChevalleyGroup-Exceptional.html","timestamp":"2014-04-17T19:03:55Z","content_type":null,"content_length":"24128","record_id":"<urn:uuid:ba6e6325-1ba8-4580-85b0-27c57f8d07c2>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-... |
Veri of control based security properties
- In Proceedings of the 9th ACM Conference on Computer and Communications Security , 2002
"... We describe a formal approach for finding bugs in security-relevant software and verifying their absence. The idea is as follows: we identify rules of safe programming practice, enco... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=1264182","timestamp":"2014-04-20T21:51:40Z","content_type":null,"content_length":"25262","record_id":"<urn:uuid:8c2fe5e0-ac63-4411-92ef-32d1d92e7457>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00253-ip-10-147-4-33.ec2.internal.wa... |
Take the Zimbardo Time Perspective Inventory (ZTPI) to get an idea of your scores in the different time perspectives.
You can also take the Transcendental-future Time Perspective Inventory (TTPI).
Once you’ve taken the ZTPI or TTPI you may want to compare your scores to others by checking out the graph below:
When look... | {"url":"http://www.thetimeparadox.com/surveys/","timestamp":"2014-04-18T01:44:09Z","content_type":null,"content_length":"18626","record_id":"<urn:uuid:0874944d-3356-4784-a82c-f9d3f7c76799>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00627-ip-10-147-4-33.ec2.internal.warc.gz"} |
Haledon Science Tutor
Find a Haledon Science Tutor
...I have a strong background in biochemistry from my PhD, and during my Master's received an 'A' in graduate biochemistry and a 'high pass' on my qualification exam which included a biochemistry
component. I have previously tutored students in graduate-level bioch... | {"url":"http://www.purplemath.com/haledon_nj_science_tutors.php","timestamp":"2014-04-16T16:00:27Z","content_type":null,"content_length":"23518","record_id":"<urn:uuid:059256e4-ea0a-4ccb-989f-b09dfd852b63>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00335-ip-10-147-4-33.ec2.interna... |
Given that `n!>=2^(n-1)`
Deduce that `sum_(k=1)^n 1/(k!) - Homework Help - eNotes.com
Given that `n!>=2^(n-1)`
Deduce that `sum_(k=1)^n 1/(k!) <= 2-1/2^(n-1)`
Hence show that e<=3, where e if the base of natural logarithms.
`sum_(k=1)^n 1/(k!) <= sum_(k=1)^n 1/2^(k-1)`
Since n is positive;
` ` Get the summation at bo... | {"url":"http://www.enotes.com/homework-help/given-that-n-gt-2-n-1-deduce-that-sum-k-1-n-1-k-lt-454031","timestamp":"2014-04-24T10:40:11Z","content_type":null,"content_length":"26327","record_id":"<urn:uuid:1c4b380c-0ee6-4173-873e-717b3718f208>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-201404230... |
Finding the area
What shape is this in the graph so I'll know what formula to use.....
I have a question and a possibility; for the far right point, can I assume the y-coordinate is 8.5? If so, I suggest that you use shoelace formula.
Seriously? I see three sides and three angles so- that's a triangle!
I can't distingu... | {"url":"http://mathhelpforum.com/calculus/213215-finding-area-print.html","timestamp":"2014-04-18T05:06:12Z","content_type":null,"content_length":"4955","record_id":"<urn:uuid:0f29fa2a-7146-4e0e-b249-0e3c3003f706>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00405-ip-10-147-4-33.ec2... |
Quant analytics: Using Excel LINEST() function for multivariate regression
Written by Administrator Monday, 14 March 2011 20:41
Quant analytics: Using Excel LINEST() function for multivariate regression
An example of data from an antique clock auction
# Obs Y Price($) X2 Age X3 Bids
Y Price is independent variable as p... | {"url":"http://quantlabs.net/labs/home/905-quant-analytics-using-excel-linest-function-for-multivariate-regression","timestamp":"2014-04-18T00:34:15Z","content_type":null,"content_length":"22745","record_id":"<urn:uuid:6a3762a1-5a9c-430e-9802-1fd6ee3b04a8>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-M... |
A Cart losing Mass
When you say 'initial mass M' does that include the load of sand? donjennix's approach looks OK to me (but then again, I'm no physics god so...). Using momentum, we have
dp/dt = d/dt (mv)
and since m and v are functions of time, then
dp/dt = mdv/dt + vdm/dt.
Rearranging gives
dv/dt = 1/m(dp/dt - vdm/... | {"url":"http://www.physicsforums.com/showthread.php?t=54586","timestamp":"2014-04-19T19:36:50Z","content_type":null,"content_length":"31495","record_id":"<urn:uuid:e32cf63c-2e21-4b80-a8c1-c10289d0ec9b>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00352-ip-10-147-4-33.ec2.internal.wa... |
A Math Puzzle Coming From Chemistry
I posed this puzzle a while back, and nobody solved it. That’s okay—now that I think about it, I’m not sure how to solve it either!
It seems to involve group theory. But instead of working on it, solving it and telling you the answer, I’d rather dump all the clues in your lap, so we ... | {"url":"http://johncarlosbaez.wordpress.com/2011/10/23/a-math-puzzle-coming-from-chemistry/","timestamp":"2014-04-19T19:36:26Z","content_type":null,"content_length":"144444","record_id":"<urn:uuid:3fcb3350-8353-449d-9c56-18a105be5b55>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-003... |
Upper and lower bounds help?
February 5th 2010, 12:23 PM
Upper and lower bounds help?
I think this algebra..
I have been giving alot of questions to do with upper and lower bounds, an example is:
Two sides of a rectangle were measured to the nearest mm, as 4.6 cm and 7.9 cm.
a) Find the least and greate... | {"url":"http://mathhelpforum.com/algebra/127352-upper-lower-bounds-help-print.html","timestamp":"2014-04-18T06:12:14Z","content_type":null,"content_length":"4943","record_id":"<urn:uuid:d8f544fa-8aec-4ae1-8b6c-0dd654eea727>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00102-ip-10-14... |
Unit interval
See also unit interval (telecommunications).
In mathematics, the unit interval is the interval [0,1], that is the set of all real numbers x such that zero is less than or equal to x and x is less than or equal to one. The unit interval plays a
fundamental role in homotopy theory, a major branch of topolog... | {"url":"http://july.fixedreference.org/en/20040724/wikipedia/Unit_interval","timestamp":"2014-04-16T17:19:19Z","content_type":null,"content_length":"4888","record_id":"<urn:uuid:df59cedc-9245-4ab4-ae16-3ed7ed5426b2>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00485-ip-10-147-4-33.ec... |
Tabulae eclipsium
The topic Tabulae eclipsium is discussed in the following articles:
discussed in biography
• Peuerbach also computed an influential set of eclipse tables, Tabulae eclipsium (c. 1459), based on the Alfonsine Tables, that circulated widely in manuscript before the first Viennese edition
(1514). Pe... | {"url":"http://www.britannica.com/print/topic/724980","timestamp":"2014-04-23T12:33:03Z","content_type":null,"content_length":"6567","record_id":"<urn:uuid:da5a670b-7a33-4d4e-bd1d-150eace9394c>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00429-ip-10-147-4-33.ec2.internal.warc.gz"} |
STAT 103: Elementary Probability
An elementary introduction to the concepts of probability, including: sets, Venn diagrams, definition of probability, algebra of probabilities, counting principles, some discrete random variables
and their distributions, graphical displays, expected values, the normal distributi... | {"url":"http://www.usask.ca/programs/course.php?csubj_code=STAT&cnum=103","timestamp":"2014-04-16T19:33:50Z","content_type":null,"content_length":"1295","record_id":"<urn:uuid:e941090b-6937-43f0-b726-89a234660df8>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00366-ip-10-147-4-33.ec2... |
Precision based floating-point
07-15-2006 #1
Precision based floating-point
Well... I couldn't think of something else better to do with my time. So I decided to build a class that wraps around the concept of floating-point numbers with an emphasis on precision at the
expense of accuracy.
const int STRDOUBL... | {"url":"http://cboard.cprogramming.com/cplusplus-programming/80999-precision-based-floating-point.html","timestamp":"2014-04-19T10:26:50Z","content_type":null,"content_length":"59750","record_id":"<urn:uuid:29c11b82-4ee2-4322-bf7e-00a95eaa9a2d>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423... |
Turnovers are poison
December 20, 2012 Leave a comment
This is probably a slightly useless post, but a bit of fun all the same. If nothing else, it allows me to take a stab at learning a bit more about logistic regression.
I’m still trying to unravel the mystery of why the Bears lost to the Vikings two weeks ago. This ... | {"url":"http://pirategrunt.com/2012/12/20/turnovers-are-poison/","timestamp":"2014-04-20T21:18:34Z","content_type":null,"content_length":"77231","record_id":"<urn:uuid:c37a13a7-030d-429c-983a-d118f5d9d92e>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00246-ip-10-147-4-33.ec2.interna... |
The Relationship Between the Phillips Curve and AD-AD - Boundless Open Textbook
The Phillips Curve Related to Aggregate Demand
The Phillips curve shows the inverse trade-off between rates of inflation and rates of unemployment. If unemployment is high, inflation will be low; if unemployment is low, inflation will be hi... | {"url":"https://www.boundless.com/economics/inflation-and-unemployment/the-relationship-between-inflation-and-unemployment/the-relationship-between-the-phillips-curve-and-ad-ad/","timestamp":"2014-04-19T06:53:03Z","content_type":null,"content_length":"73121","record_id":"<urn:uuid:7a1c2634-b498-466c-9b02-3bc4daa37bfc>"... |
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if we throw a die once what is the probability that an even nu... | {"url":"http://openstudy.com/updates/502702f2e4b01d88d774d217","timestamp":"2014-04-19T10:05:43Z","content_type":null,"content_length":"34616","record_id":"<urn:uuid:2ed23ce1-d52d-4fb3-9565-f8b2213d4696>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00341-ip-10-147-4-33.ec2.internal.... |
Riverside, RI Geometry Tutor
Find a Riverside, RI Geometry Tutor
...I truly believe that students thrive when they feel accepted and believed in, and I believe that every student can learn. As a paraprofessional I worked with students in English 1,2,3 and 4 as
well as Algebra 1 and Geometry. I have also helped stud... | {"url":"http://www.purplemath.com/Riverside_RI_Geometry_tutors.php","timestamp":"2014-04-17T04:29:56Z","content_type":null,"content_length":"23990","record_id":"<urn:uuid:9301245a-3418-4061-9eed-28aa92398255>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00504-ip-10-147-4-33.ec2.inter... |
number of subgroups of an infinite abelian group
April 11th 2013, 05:03 AM
number of subgroups of an infinite abelian group
Is the number of subgroups of an infinite abelian group always infinite ?
( or Is there any infinite abelian group having only finite number of subgroups ? )
April 11th 2013, 05:26 AM
Re: ... | {"url":"http://mathhelpforum.com/advanced-algebra/217245-number-subgroups-infinite-abelian-group-print.html","timestamp":"2014-04-17T05:53:01Z","content_type":null,"content_length":"4360","record_id":"<urn:uuid:22e11b19-c6a2-4833-b4a3-12f90606947d>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140... |
Science in Christian Perspective
The Paradoxes of Mathematics*
R. P. DILWORTH
... | {"url":"http://www.asa3.org/ASA/PSCF/1956/JASA6-56Dilworth.html","timestamp":"2014-04-17T04:07:00Z","content_type":null,"content_length":"17694","record_id":"<urn:uuid:0cc680ce-0793-4a52-86c5-83c5869429da>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00547-ip-10-147-4-33.ec2.internal... |
Using LINQ to Calculate Basic Statistics
Up to date source on GitHub
While working on another project, I found myself needing to calculate basic statistics on various sets of data of various underlying types. LINQ has Count, Min, Max, and Average, but no other
statistical aggregates. As I always do in a case like this,... | {"url":"http://www.codeproject.com/Articles/42492/Using-LINQ-to-Calculate-Basic-Statistics?fid=1549548&df=90&mpp=10&noise=1&prof=True&sort=Position&view=Quick&spc=Relaxed&fr=11","timestamp":"2014-04-19T12:08:12Z","content_type":null,"content_length":"114405","record_id":"<urn:uuid:42e6607f-6bf9-4ec3-9ba8-498438e436d8>"... |
Math Forum Discussions - Re: Please help me with the following question
Date: Mar 11, 2013 3:59 PM
Author: Robert Hansen
Subject: Re: Please help me with the following question
On Mar 11, 2013, at 11:49 AM, Joe Niederberger <niederberger@comcast.net> wrote:
>> At the same time I knew that the final step had to involve ... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=8598693","timestamp":"2014-04-18T21:20:22Z","content_type":null,"content_length":"1734","record_id":"<urn:uuid:fb760741-685a-485b-8381-cff8fba660c5>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00570-ip-10-147-4-33.ec2.internal... |
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On Saturday Alan Turing would have celebrated his 100th birthday. In his short life he revolutionised the scientific world and so 2012 has been declared Turing Year to celebrate his life and
scientific achievements. You can join the celebrations by visiting the special exhibition at the Science Museum ... | {"url":"http://plus.maths.org/content/comment/reply/5720","timestamp":"2014-04-20T06:03:56Z","content_type":null,"content_length":"25371","record_id":"<urn:uuid:0bb6a83d-cab0-42ff-9f71-29d568c3b31f>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00468-ip-10-147-4-33.ec2.internal.warc.... |
Math Tutors
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What is the symbol of a differential operator?
up vote 27 down vote favorite
I find Wikipedia's discussion of symbols of differential operators a bit impenetrable, and Google doesn't seem to turn up useful links, so I'm hoping someone can point me to a more pedantic
I think I understand the basic idea on ℝ^n, so for re... | {"url":"http://mathoverflow.net/questions/3477/what-is-the-symbol-of-a-differential-operator","timestamp":"2014-04-19T22:55:11Z","content_type":null,"content_length":"98334","record_id":"<urn:uuid:aff191a3-3535-4fe8-9b4d-e0eb9dc6bb7b>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-000... |
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Find \(V_{out}\) of this amplifier...
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Sausalito SAT Math Tutor
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Circumference Diameter Ration of A Circle
Circumference-Diameter Ration of a circle.
ciram. x diam.
ciram. x rad.
Determine at least two differenct methods of making the measurements. Be sure you include ways to measure the circumference of the cylinder in each method. Keep in mind that you must measure eah
quanity dir... | {"url":"http://www.physicsforums.com/showthread.php?t=126261","timestamp":"2014-04-17T21:31:48Z","content_type":null,"content_length":"22640","record_id":"<urn:uuid:45091542-b4cd-4be5-82fe-a64dcb606a13>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00180-ip-10-147-4-33.ec2.internal.w... |
MCNP planar source (rectangular)
Hello to everybody,
I need some explanation on how to use SDEF variables to define correctly a planar rectangular source. Let say this source is emitting in all direction but I am interested in a side of the source
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Possible Answer
If you assume that the ground is very stiff relative to your structure you can use the following formula. G=sqrt((2*h*k)/W) Where, ... x1,x2=displacements of the structure on which the impact load
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SIR Model – The Flue Season – Dynamic Programming
May 14, 2013
By Francis Smart
# The SIR Model (susceptible, infected, and recovered) model is a common and useful tool in epidemiological modelling.
# In this post and in future posts I hope to explore how this basic model can be enriched by including different popula... | {"url":"http://www.r-bloggers.com/sir-model-the-flue-season-dynamic-programming/","timestamp":"2014-04-20T10:50:45Z","content_type":null,"content_length":"41003","record_id":"<urn:uuid:0c5208d2-25de-4b53-886d-f8f9e46d21aa>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00032-ip-10-147... |
Quantum Field Theory
P622 Quantum Field Theory
Department of Physics, Indiana University
Taught by: Steven Gottlieb
Meets: Tuesday and Thursday, 12:20 p.m. to 2:15 p.m. in Swain West 220
This course is the second semester of a two semester sequence in Quantum Field Theory. You may examine the syllabus for the course or... | {"url":"http://physics.indiana.edu/~sg/p622.html","timestamp":"2014-04-16T10:35:27Z","content_type":null,"content_length":"8321","record_id":"<urn:uuid:52bb5317-9e89-4a83-8e38-2607b990d5cd>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00649-ip-10-147-4-33.ec2.internal.warc.gz"} |
LaTeX and Miscellaneous
Published September 18, 2013 random thoughts Leave a Comment
Published February 6, 2013 linux 1 Comment
I have for long ignored blogging, but today I came across the useful linux command “paste” and I thought I should write it down. In the past I have used quite a few smart tricks to handle data... | {"url":"https://chenfuture.wordpress.com/","timestamp":"2014-04-17T09:35:32Z","content_type":null,"content_length":"50114","record_id":"<urn:uuid:4a628340-b26f-417d-b389-cafbe1ae47fb>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00360-ip-10-147-4-33.ec2.internal.warc.gz"} |
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There is an important difference related to the mathematical formulation of Self-Field Theory (SFT) and that is the complete absence of gauge. We know from the various quantum theories that gauge
plays a crucial role. To understand this difference we must first look... | {"url":"http://www.science20.com/selffield_theory/blog/gauge_theory_maxwells_equations_and_maxwellian-91521","timestamp":"2014-04-20T22:16:06Z","content_type":null,"content_length":"56472","record_id":"<urn:uuid:aa9c6d52-d39c-4f31-a3ee-044c57810177>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-201... |
20 Dec 12:42 2012
Categories (cont.)
Christopher Howard <christopher.howard <at> frigidcode.com>
2012-12-20 11:42:09 GMT
I've perhaps been trying everyones patiences with my noobish CT
questions, but if you'll bear with me a little longer: I happened to
notice that there is in fact a Category class in Haskell base, in
... | {"url":"http://comments.gmane.org/gmane.comp.lang.haskell.cafe/102412","timestamp":"2014-04-20T18:32:11Z","content_type":null,"content_length":"67489","record_id":"<urn:uuid:b0884b97-5737-4a89-aa5c-3798ae033734>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00053-ip-10-147-4-33.ec2.i... |
Re: RFC: Exploring Technical Debt
in reply to RFC: Exploring Technical Debt
You would probably think of developing a method of measuring technical debt (rather th... | {"url":"http://www.perlmonks.org/?node_id=797313","timestamp":"2014-04-18T19:06:08Z","content_type":null,"content_length":"34610","record_id":"<urn:uuid:1673198b-58fa-46b4-9ade-358fccf451d7>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00192-ip-10-147-4-33.ec2.internal.warc.gz"} |
Extending Reedy dimension to augmented chain complexes of abelian groups
up vote 1 down vote favorite
Recall that a normal continuously-graded finite interval is given by a pair $a=([a],f)$ consisting of:
1.) A finite totally ordered set $[a]=[a_0< \dots < a_n]$
2.) A grading function $f:U[a] \to \mathbf{N}$ (where $U[... | {"url":"http://mathoverflow.net/questions/83772/extending-reedy-dimension-to-augmented-chain-complexes-of-abelian-groups","timestamp":"2014-04-21T02:27:25Z","content_type":null,"content_length":"47541","record_id":"<urn:uuid:78b0f534-1cd1-4800-a702-1efee0d7af05>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/war... |
Math Help
July 2nd 2013, 03:25 PM #1
What is this?
A friend of mine gave this to me as a challenge. I almost have no clue what I'm supposed to do
he says "Solve for the following equation for f(x)"
$f(x) = x + \lambda \int_0^1 f(\xi) \,\,d \xi$
can anyone tell me what type of problem this is so I can d... | {"url":"http://mathhelpforum.com/calculus/220319-what.html","timestamp":"2014-04-19T23:16:31Z","content_type":null,"content_length":"45067","record_id":"<urn:uuid:76114b66-92a0-4af8-b29c-077aa240302a>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00379-ip-10-147-4-33.ec2.internal.war... |
Accokeek Math Tutor
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A Moment of Zen
Note: This is a repost from an old weblog.
The Shell Sort algorithm is designed to move items over large distances each iteration. The idea behind this is that it will get each item closer to its final destination quicker saving a lot of
shuffling by comparing items farther apart.
The way it works is it... | {"url":"http://jeffreystedfast.blogspot.com/2007/02/shell-sort.html","timestamp":"2014-04-18T08:02:00Z","content_type":null,"content_length":"100777","record_id":"<urn:uuid:9c3f123b-50ce-4653-8880-e3f31ad303af>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00395-ip-10-147-4-33.ec2.int... |
Posts by
Total # Posts: 2,802
what would the equation be in slope intercept of 1 and is parallel to the given line
Write an equation in slope intercept form with a y-intercept of 3 and is perpendicular to the given line
algebra 2
can someone please answer this
algebra 2
(This homework question was removed due to a cop... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Hannah&page=2","timestamp":"2014-04-19T08:17:20Z","content_type":null,"content_length":"27593","record_id":"<urn:uuid:585cb8e6-cd3b-4111-a407-46a75ff09cc1>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00429-ip-10-147-4-33.... |
Mutual information, Fisher information and population coding
Results 1 - 10 of 50
- Proceedings of the International Conference on Spoken Language Processing , 1998
"... Statistical techniques based on hidden Markov Models (HMMs) with Gaussian emission densities have dominated signal processing and pattern recognition ... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=614833","timestamp":"2014-04-19T00:48:39Z","content_type":null,"content_length":"40903","record_id":"<urn:uuid:1b72f88d-1dff-4dc7-8d1b-b7af4b6838e0>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00406-ip-10-147-4-33.ec2.internal.warc... |
Binary to Hex Conversion by Formula BIN2HEX() in Excel
BIN2HEX() Excel Formula
This Excel Formula BIN2HEX() is to convert Binary Number to HEX Number. The argument of this function is the Binary Number which cannot contain more than 10 characters or 10 bits. It will return the
error #NUM! when it exceeds more than 10 b... | {"url":"http://nscraps.com/Windows/1369-binary-hex-conversion-formula-bin2hex-excel.htm","timestamp":"2014-04-20T23:53:30Z","content_type":null,"content_length":"12187","record_id":"<urn:uuid:3e88dded-50ad-4d2a-8c0c-6c1820729797>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00462-ip... |
two Hermitian problems
February 10th 2011, 04:24 PM #1
Junior Member
Oct 2008
two Hermitian problems
First problem: Assume T: V -> V is a Hermitian transformation
Prove T^-1 is Hermitian if T is invertible.
Here, I can prove that T^n is Hermitian if n > 0 but I'm stuck for n = -1.
Second Problem: C(... | {"url":"http://mathhelpforum.com/advanced-algebra/170824-two-hermitian-problems.html","timestamp":"2014-04-21T11:43:42Z","content_type":null,"content_length":"37502","record_id":"<urn:uuid:bbe04725-a9aa-4c45-a1cd-8303ab585fec>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00602-ip-10... |
Imperial Beach Algebra 2 Tutor
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Angular Frequency
A selection of articles related to angular frequency.
Original articles from our library related to the Angular Frequency. See Table of Contents for further available material (downloadable resources) on Angular Frequency.
Magick >> Rituals
Angular Frequency is described in multiple online sou... | {"url":"http://www.realmagick.com/angular-frequency/","timestamp":"2014-04-17T18:42:58Z","content_type":null,"content_length":"29435","record_id":"<urn:uuid:c98fc11b-18f3-4a0f-a75f-f549b5070a64>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00598-ip-10-147-4-33.ec2.internal.warc.gz"} |
Multi-prover verification of C programs
Results 11 - 20 of 48
- In 3rd IEEE Intl. Conf. SEFM’05 , 2005
"... We describe an experiment of formal verification of C source code, using the CADUCEUS tool. We performed a full formal proof of the classical Schorr-Waite graph-marking algorithm, which has
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prime ideals in a product of rings
June 28th 2009, 07:30 AM #1
Mar 2009
São Paulo- Brazil
prime ideals in a product of rings
Let $B=A_{1}\times\cdots\times A_{n}$ be a product of rings. Any prime ideal of B is of the form $A_{1}\times\cdots\times I_{i}\times\cdots \times A_{n}$, where $i\in\{1,\cdots,n\}$ a... | {"url":"http://mathhelpforum.com/advanced-algebra/93914-prime-ideals-product-rings.html","timestamp":"2014-04-16T11:45:43Z","content_type":null,"content_length":"43890","record_id":"<urn:uuid:9a4122d1-02e4-4e6e-a513-54560d56f3ab>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00229-ip... |
Putting It Into Context
For a while now I have been reading through my course material and text books which are very good at explaining methods like for example I have plenty of material for the stats module I am currently
studying which is very good at explaining the method of calculating measures of dispersion and ce... | {"url":"http://www.physicsforums.com/showthread.php?t=712710","timestamp":"2014-04-19T07:39:07Z","content_type":null,"content_length":"22875","record_id":"<urn:uuid:616ab61f-4890-4d40-bfbf-3ca6047edd82>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00074-ip-10-147-4-33.ec2.internal.w... |
Rafail Ostrovsky
Rafail Ostrovsky - Publications
Deniable Encryption.
Ran Canetti, Cynthia Dwork, Moni Naor, Rafail Ostrovsky
Abstract: Consider a situation in which the transmission of encrypted messages is intercepted by an adversary who can later ask the sender to reveal the random choices (and also the secret key,... | {"url":"http://www.cs.ucla.edu/~rafail/PUBLIC/29.html","timestamp":"2014-04-16T07:32:53Z","content_type":null,"content_length":"2017","record_id":"<urn:uuid:88a22f47-fd6a-40ec-b1fe-53df18c13669>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00486-ip-10-147-4-33.ec2.internal.warc.gz"} |
Implementation of Password Based Key Derivation Function, from RSA labs.
See PKCS # 5 / RFC 2898 from rsa labs: and haskell cafe discussion on why password hashing is a good idea for web apps and a suggestion that this be implemented:
hashedpass = pbkdf2 ( Password . toOctets $ "password" ) ( Salt . toOctets $ "salt" ... | {"url":"http://hackage.haskell.org/package/PBKDF2-0.3.1.3/docs/Crypto-PBKDF2.html","timestamp":"2014-04-17T20:08:56Z","content_type":null,"content_length":"12706","record_id":"<urn:uuid:2afe46e2-61e2-47d2-8573-b28b23b75aa0>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00617-ip-10-147... |
Statistical Pattern Processing - Module 4F10
The lectures of this part of the course aim to describe the basic concepts of statistical pattern processing and some of the standard techniques used in pattern classification.
Any queries, problems, or errors in the handouts, please contact me by email mjfg@eng.cam.ac.uk .
... | {"url":"http://mi.eng.cam.ac.uk/~mjfg/local/4F10/index.html","timestamp":"2014-04-17T00:53:44Z","content_type":null,"content_length":"8823","record_id":"<urn:uuid:e9e510dc-0cce-4fcb-b058-3aac92bd26b8>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00497-ip-10-147-4-33.ec2.internal.warc... |
Algebra 1 Tutors
Miami, FL 33186
Francisco; Civil Engineering, Math., Science, Spanish, Computers.
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, Linear Algebra, Microsoft Word and Exc... | {"url":"http://www.wyzant.com/Palmetto_Bay_FL_Algebra_1_tutors.aspx","timestamp":"2014-04-19T08:19:25Z","content_type":null,"content_length":"60717","record_id":"<urn:uuid:2377f03a-e359-4014-9d46-77bc118f6bb6>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00328-ip-10-147-4-33.ec2.int... |
Junction Loss Experiments: Laboratory Report
Publication Number: FHWA-HRT-07-036
Date: March 2007
Junction Loss Experiments: Laboratory Report
5. CONCLUSIONS
One concern when conducting small-scale experiments is the scaling... | {"url":"http://www.fhwa.dot.gov/publications/research/infrastructure/hydraulics/07036/chapt5.cfm","timestamp":"2014-04-18T03:11:19Z","content_type":null,"content_length":"12199","record_id":"<urn:uuid:96905738-8501-4044-8d24-65e57526daf2>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212... |
What is the co-ordinates of sw15 1eu?
You asked:
What is the co-ordinates of sw15 1eu?
51°28'00"N and 0°13'14"W
the group of objects: the latitude 51 degrees 28 minutes and 0 seconds north and the longitude 0 degrees 13 minutes and 14 seconds west
Say hello to Evi
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7th International Conference on Multiphase Flow,
ICMF 2010, Tampa, FL, May 30 -June 4, 2010
Large Eddy Simulation of the Breakup of a Kerosene Jet in Crossflow
N. Spyrou*, D. Choi*, A. Sadiki* and J. Janicka*
Institute for Energy and Powerplant Technology, TU Darmstadt, Petersenstr. 30, 64287 Darmstadt, Germany
spyrou@... | {"url":"http://ufdc.ufl.edu/UF00102023/00294","timestamp":"2014-04-18T11:21:43Z","content_type":null,"content_length":"41656","record_id":"<urn:uuid:fc240f95-9a2c-4aa0-af11-454589a749e1>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00014-ip-10-147-4-33.ec2.internal.warc.gz"} |
Question about ideals and integral domains.
November 11th 2011, 07:55 AM #1
Dec 2010
Question about ideals and integral domains.
Suppose that A is a ring and I is an ideal of A. Prove that the quotient ring A/I is an integral domain if and only if I satisfies the following:
$I eq A$ and $xy \in I \implies (... | {"url":"http://mathhelpforum.com/advanced-algebra/191647-question-about-ideals-integral-domains.html","timestamp":"2014-04-19T22:25:56Z","content_type":null,"content_length":"36895","record_id":"<urn:uuid:62b04a05-8cb8-4570-9dfb-ce86a7faf103>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-2014041600... |
Help with equations of motion
I am having a little bit of conceptual trouble with this problem and would appreciate your help. The problem setup is given in the figure. Let's say we have a slender uniform rigid arm(mass m, length
l) in space, with a coordinate system [itex]B[/itex] attached to the left end of the arm a... | {"url":"http://www.physicsforums.com/showthread.php?s=ac2cffb385ff16a0b4794e3a7169fa22&p=4438675","timestamp":"2014-04-20T05:51:24Z","content_type":null,"content_length":"24740","record_id":"<urn:uuid:8af58478-fc57-4ec6-8c12-e2465c7fb8b7>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-... |
GNU Octave Manual Version 3
by John W. Eaton, David Bateman, Søren Hauberg
Paperback (6"x9"), 568 pages
ISBN 095461206X
RRP £24.95 ($39.95)
Get a printed copy>>>
10.5 The for Statement
The for statement makes it more convenient to count iterations of a loop. The general form of the for statement looks like this:
for va... | {"url":"http://www.network-theory.co.uk/docs/octave3/octave_91.html","timestamp":"2014-04-19T09:53:18Z","content_type":null,"content_length":"7383","record_id":"<urn:uuid:24d20260-27dd-457a-9678-5f63eb51bb25>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00153-ip-10-147-4-33.ec2.inte... |
Maximum entropy models (
Routines for fitting maximum entropy models
Contains two classes for fitting maximum entropy models (also known as “exponential family” models) subject to linear constraints on the expectations of arbitrary feature statistics. One class,
“model”, is for small discrete sample spaces, using expli... | {"url":"http://docs.scipy.org/doc/scipy-0.8.x/reference/maxentropy.html","timestamp":"2014-04-17T22:41:45Z","content_type":null,"content_length":"46682","record_id":"<urn:uuid:87423582-b38e-479e-a693-2f0be68f67b7>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00234-ip-10-147-4-33.ec2... |
What does the p-value in SPSS research mean?
What does the p-value in SPSS research mean?
Don't hesitate to turn to our statisticians. We are proud to offer you quality statistical services supported by 100% money back guarantee. Regardless of the test and software you choose, you can
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Condition of an exponent for convergence of an integral
July 16th 2008, 11:27 AM #1
Condition of an exponent for convergence of an integral
I must find for which values of $p \in \mathbb{R}$ the following integral converges : $\int_e^{+\infty} \frac{dx}{x\ln^p|x|}$. Mathstud28 already done that (well, something pre... | {"url":"http://mathhelpforum.com/calculus/43845-condition-exponent-convergence-integral.html","timestamp":"2014-04-17T20:14:36Z","content_type":null,"content_length":"51099","record_id":"<urn:uuid:692cbd2f-7c05-43b7-af78-412c12606e4b>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-002... |
Lincoln Acres Prealgebra Tutor
Find a Lincoln Acres Prealgebra Tutor
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Tortilla Flat Science Tutor
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You are working with the text-only light edition of "H.Lohninger: Teach/Me Data Analysis, Springer-Verlag, Berlin-New York-Tokyo, 1999. ISBN 3-540-14743-8". Click here for further information.
Table of Contents Statistical Tests Comparing Variances Index
See also: one-sample chi-square test,... | {"url":"http://www.vias.org/tmdatanaleng/cc_test_2sample_ftest.html","timestamp":"2014-04-17T18:46:09Z","content_type":null,"content_length":"6532","record_id":"<urn:uuid:a7cd073b-d811-46a7-abf5-f270d76bb96b>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00085-ip-10-147-4-33.ec2.inte... |
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Why the NHL's new conference alignment is unfair for Eastern teams
On Friday the NHL released the 2013-2014 regular season schedule. This season will be the first played under the new conference and division alignment which sent Winnipeg west and Columbus and
Detroit east. A key aspect of the new alignment is that ther... | {"url":"http://rinkstats.blogspot.com/2013/07/why-nhls-new-conference-alignment-is.html","timestamp":"2014-04-18T13:06:58Z","content_type":null,"content_length":"77679","record_id":"<urn:uuid:ab51428b-eabc-4583-9d3e-b569410edc11>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00443-ip... |
Dividing a Line Segment into Equal Parts
Date: 11/22/2004 at 08:23:05
From: Iain
Subject: Determining coordinates of equal parts of a line segment
I have two endpoints of a line segment with coordinates A(2, 7) and
B(-4, -2). I am looking for the coordinates of the points that divide
AB into 3 equal parts.
If drawn on... | {"url":"http://mathforum.org/library/drmath/view/66794.html","timestamp":"2014-04-21T05:03:35Z","content_type":null,"content_length":"8301","record_id":"<urn:uuid:3017a01c-5cc5-4eea-9d7e-4218abfe8fc2>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00509-ip-10-147-4-33.ec2.internal.war... |
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Topic: Discrete Fourier Transform in 2D
Replies: 2 Last Post: May 7, 2011 10:36 PM
Messages: [ Previous... | {"url":"http://mathforum.org/kb/message.jspa?messageID=7433448","timestamp":"2014-04-16T10:41:50Z","content_type":null,"content_length":"19510","record_id":"<urn:uuid:0fa4402f-49d4-4ae7-b1e2-638c97dc00f3>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00273-ip-10-147-4-33.ec2.internal... |
Summary: Biased Random Walks
Yossi Azar \Lambda Andrei Z. Broder y Anna R. Karlin z
Nathan Linial x Steven Phillips --
How much can an imperfect source of randomness affect an algo
rithm? We examine several simple questions of this type concerning
the longterm behavior of a random walk on a finite graph. In our
setup... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/305/3828803.html","timestamp":"2014-04-18T21:58:44Z","content_type":null,"content_length":"8307","record_id":"<urn:uuid:8d3d82fe-ac0e-4585-b171-58fb78ba9902>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00111-ip-10-147-... |
Summary: Polynomial Time Approximation Schemes for
Euclidean Traveling Salesman and other Geometric
Sanjeev Arora
Princeton University
Association for Computing Machinery, Inc., 1515 Broadway, New York, NY 10036, USA
Tel: (212) 5551212; Fax: (212) 5552000
We present a polynomial time approximation scheme for Euclidea... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/040/3783024.html","timestamp":"2014-04-19T18:02:46Z","content_type":null,"content_length":"8532","record_id":"<urn:uuid:f96e7c25-7536-4108-96e2-db492db4cc09>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00272-ip-10-147-... |
Prisoner's Dilemma
A classic example of
game theory
Two criminal partners are captured and interrogated seperately. If one confesses and the other stays silent, the confesser will get off scot free and the tight-lipped one will get a heavy sentence.
If neither confess, they each get a light sentence. If both confess, t... | {"url":"http://www.everything2.com/index.pl?node_id=102826","timestamp":"2014-04-20T10:50:38Z","content_type":null,"content_length":"93819","record_id":"<urn:uuid:9d30fb41-53f1-478b-bfcd-fb21eb635b65>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00064-ip-10-147-4-33.ec2.internal.warc... |
Re: st: how can i make my loop run faster?
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and
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Re: st: ... | {"url":"http://www.stata.com/statalist/archive/2011-09/msg00828.html","timestamp":"2014-04-19T20:46:26Z","content_type":null,"content_length":"12704","record_id":"<urn:uuid:4d2a2d31-b177-4929-81b8-f0d883f38cb7>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00173-ip-10-147-4-33.ec2.in... |
Wolfram Demonstrations Project
Comparing Two Isochronous Oscillators
This Demonstration compares the motions of two well-known one-dimensional isochronous oscillators, in a simulation using analytical expressions for . One of the potentials considered is parabolic
(harmonic) and the other is sheared (anharmonic) [1,2,3... | {"url":"http://demonstrations.wolfram.com/ComparingTwoIsochronousOscillators/","timestamp":"2014-04-21T15:04:09Z","content_type":null,"content_length":"42935","record_id":"<urn:uuid:e84ef8e3-0e42-4968-a2fe-8f78523a6701>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00551-ip-10-147-4-... |
Definition of Hurewicz map relating $SH(k)$ with $DM_\_^{eff}(k)$
up vote 1 down vote favorite
In "Motivic Homotopy Theory" on page 153 it is stated that there exists a canonical Hurewicz map relating the motivic stable homotopy category with the category $\operatorname{DM}_\_^{eff}(k)$.
Unfortunatly, I was not able to... | {"url":"https://mathoverflow.net/questions/120912/definition-of-hurewicz-map-relating-shk-with-dm-effk/120988","timestamp":"2014-04-17T01:27:00Z","content_type":null,"content_length":"54767","record_id":"<urn:uuid:214325ea-8244-4941-b15c-cab035d7b138>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20... |
Kurt Gödel
Who the hell is Kurt Gödel, and why should I care?
The Austrian mathematician and logician Kurt Gödel is mostly known nowadays for his incompleteness theorem. Simply put, his theorem states that any sufficiently strong axiomatic system is either
inconsistent or incomplete. The implications of this discovery ... | {"url":"http://everything2.com/title/Kurt+Godel?author_id=1386733","timestamp":"2014-04-17T12:40:51Z","content_type":null,"content_length":"33152","record_id":"<urn:uuid:622d555f-615a-4f89-91eb-f5b80097b982>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00219-ip-10-147-4-33.ec2.inter... |
Anderson, TX Math Tutor
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User Noah Stein
bio website mit.edu/~nstein
location MIT
age 30
visits member for 3 years, 11 months
seen 8 hours ago
stats profile views 1,734
I completed my graduate studies in MIT's LIDS, an applied math-ish program within the EE department. Now I do re... | {"url":"http://mathoverflow.net/users/5963/noah-stein","timestamp":"2014-04-17T07:57:58Z","content_type":null,"content_length":"63732","record_id":"<urn:uuid:073cea82-e67c-4076-8281-432b19566983>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00494-ip-10-147-4-33.ec2.internal.warc.gz"... |
Tony directs the Our research area is machine learning, a field which develops novel algorithms that use data to model complex real-world phenomena and to make accurate predictions about them. Our
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[17P.07] Measurements of transport coefficients of granular gases using computer simulations
DPS Meeting, Madison, October 1998
Session 17P. Rings I, II
Contributed Poster Session, Tuesday, October 13, 1998, 4:15-5:20pm, Hall of Ideas
[Previous] | [Session 17P] | [Next]
[17P.07] Measurements of transport coefficients o... | {"url":"http://aas.org/archives/BAAS/v30n3/dps98/141.htm","timestamp":"2014-04-18T13:48:39Z","content_type":null,"content_length":"2593","record_id":"<urn:uuid:42fdb47b-bee5-4b32-a204-e4e6ac1fea7d>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00578-ip-10-147-4-33.ec2.internal.warc.g... |
A 2.0 G Particle Moving At 5.6 M/smakes A Perfectly ... | Chegg.com
A 2.0 g particle moving at 5.6 m/smakes a perfectly elastic head-on collision with a resting 1.0 gobject.
(a) Find the speed of each after the collision.
2.0 g particle
Your answer differs from the correct answerby 10% to 100%. m/s
1.0 ... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/20-g-particle-moving-56-m-smakes-perfectly-elastic-head-collision-resting-10-gobject-find--q217669","timestamp":"2014-04-24T04:59:08Z","content_type":null,"content_length":"29227","record_id":"<urn:uuid:1061f8c7-623b-461e-a814-a61b67a3fa06>","cc-path":"CC... |
Matrix Calculator
Matrix Calculator applet
The matrix calculator below computes inverses, eigenvalues and eigenvectors of 2 x 2, 3 x 3, 4 x 4 and 5 x 5 matrices, multiplies a matrix and a vector, and solves the matrix-vector equation Ax = b.
You can change the entries in the matrix A and vector b by clicking on them an... | {"url":"http://www.math.ubc.ca/~israel/applet/mcalc/matcalc.html","timestamp":"2014-04-17T04:17:54Z","content_type":null,"content_length":"2316","record_id":"<urn:uuid:45a8a538-9704-4f23-808d-209972e7708f>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00002-ip-10-147-4-33.ec2.interna... |
Molded Dimensions - Engineered Elastomer Solutions to help you win!
Mounting and suspension assemblies generally require the loading of elastomers in shear. Elastomers deflect more under a given load in shear than in compression. Since shear is essentially a
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Conshohocken Trigonometry Tutors
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Optimization Using Symbolic Derivatives
Most Optimization Toolbox™ solvers run faster and more accurately when your objective and constraint function files include derivative calculations. Some solvers also benefit from second derivatives,
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Topic: updating loop index
Replies: 1 Last Post: Jul 21, 2013 3:18 PM
Messages: [ Previous | Next ]
up... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=2581826","timestamp":"2014-04-16T07:47:26Z","content_type":null,"content_length":"17639","record_id":"<urn:uuid:523bae5e-6895-49c7-9053-4d919e52c314>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00368-ip-10-147-4-33.ec2.internal.w... |